Home / 179,293.80-247,423.44-98,719.68

Finding the Fourth Proportional to 179,293.80, 247,423.44 and 98,719.68

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Solution

The fourth proportional to 179,293.80, 247,423.44 and 98,719.68 is: 136,232.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,293.80 : 247,423.44 = 98,719.68 : x
  2. Step 2: Convert to fraction form
    179,293.80/247,423.44 = 98,719.68/x
  3. Step 3: Cross multiply
    179,293.80x = 247,423.44 × 98,719.68
  4. Step 4: Simplify right side
    179,293.80x = 24,425,562,821.30
  5. Step 5: Solve for x
    x = 24,425,562,821.30/179,293.80
  6. Step 6: Final answer
    x = 136,232.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.